[summary of the invention]
[technical problem that will solve]
The object of this invention is to provide a kind of multi-channel nozzle for polynary slurry gasifying reactor.
Another object of the present invention is to provide the purposes of described multi-channel nozzle.
[technical scheme]
The present invention is achieved through the following technical solutions.
The present invention relates to a kind of multi-channel nozzle for polynary slurry gasifying reactor.
This polynary slurry gasifying reactor multi-channel nozzle comprises the I level waste-solution line 12, II level waste-solution line 9, I level oxygen supply pipeline 6, slip pipeline 3, II level oxygen supply pipeline 1 and the cooling system that configure successively from inside to outside with longitudinal axis overlap mode;
Described I level waste-solution line 12 by be positioned at multi-channel nozzle top I level waste liquid entrance 13, be positioned at I level waste liquid shower nozzle bottom multi-channel nozzle 16 and form with the straight tube that they are coupled together;
Described II level waste-solution line 9 by the II level waste liquid entrance 11 between multi-channel nozzle top and I level oxygen supply inlet duct 7 and II level waste liquid inlet duct 10, be positioned at multi-channel nozzle bottom II level waste liquid shower nozzle 17 and the straight tube that described pipeline and shower nozzle couple together is formed;
Described I level oxygen supply pipeline 6 by the I level oxygen supply entrance 8 between II level waste liquid inlet duct 10 and slurry inlet pipeline 4 and I level oxygen supply inlet duct 7, be positioned at multi-channel nozzle bottom I level oxygen supply shower nozzle 18 and the straight tube that described pipeline and shower nozzle couple together is formed;
Described slip pipeline 3 by the slurry inlet 5 between I level oxygen supply inlet duct 7 and II level oxygen supply inlet duct 14 and slurry inlet pipeline 4, be positioned at multi-channel nozzle bottom slurry spray nozzle 19 and the straight tube that described pipeline and shower nozzle couple together is formed;
Described II level oxygen supply pipeline 1 by the II level oxygen supply entrance 15 between bottom slurry inlet pipeline 4 and multi-channel nozzle and II level oxygen supply inlet duct 14, be positioned at multi-channel nozzle bottom II level oxygen supply shower nozzle 20 and the straight tube that described pipeline and shower nozzle couple together is formed;
On multi-channel nozzle outside surface between described cooling system is in bottom II level oxygen supply inlet duct 14 and multi-channel nozzle.
Mounting flange 2 is set at described multi-channel nozzle lower outside, its multi-channel nozzle is securely fixed in gasifying reactor top.
A preferred embodiment of the invention, described II level waste-solution line 9 is fixed on I level waste-solution line 12 by the flange being positioned at this pipeline straight tube top with coaxial manner;
Described I level oxygen supply pipeline 6 is fixed on II level waste-solution line 9 by the flange being positioned at this pipeline straight tube top with coaxial manner;
Described slip pipeline 3 is fixed on I level oxygen supply pipeline 6 by the flange being positioned at this pipeline straight tube top with coaxial manner;
Described II level oxygen supply pipeline 1 is fixed on slip pipeline 3 with coaxial manner by the flange being positioned at this pipeline straight tube top.
According to another kind of preferred implementation of the present invention, between II level waste liquid inlet duct 10 and I level oxygen supply inlet duct 7, outside II level waste-solution line 9, N level waste-solution line is sequentially coaxially installed according to the structure identical with described II level waste-solution line 9 and mounting means, wherein N be greater than 1 positive integer.
In the present invention, the object arranging N level waste-solution line is to ensure that various different organic waste water is independently of each other by different waste fluid channel, is convenient to utilize and process.
According to another kind of preferred implementation of the present invention, described N level waste-solution line is 3-10 level waste-solution line.Be there is not hell and high water for those skilled in the art according to needs of production determination waste-solution line progression, be easy to realize.
According to another kind of preferred implementation of the present invention, I level waste liquid shower nozzle 16, II level waste liquid shower nozzle 17, I level oxygen supply shower nozzle 18, slurry spray nozzle 19 are a kind of pyramidal structure shower nozzles with II level oxygen supply shower nozzle 20, and its cone angle is 30 °≤α≤90 °.
If I level waste liquid shower nozzle 16, II level waste liquid shower nozzle 17, I level oxygen supply shower nozzle 18, slurry spray nozzle 19 are less than 30 ° with the cone angle of II level oxygen supply shower nozzle 20, the jet mixing that then each shower nozzle can be caused to spray is insufficient, affect its atomizing effect, partial reaction material also may be caused simultaneously to have neither part nor lot in gasification reaction because flow velocity is too high, affect synthetic gas gasification index; If their cone angle is greater than 90 °, then the combustion flame of each shower nozzle ejection jet can be caused too short, thus cause showerhead easily to be burnt; Therefore, the cone angle of each shower nozzle described is 30 °≤α≤90 ° is rational; Preferably 45 °≤α≤75 °.
According to another kind of preferred implementation of the present invention, pre-confounding 22 is formed with II level oxygen supply shower nozzle 20 by I level waste liquid shower nozzle 16, II level waste liquid shower nozzle 17, I level oxygen supply shower nozzle 18, slurry spray nozzle 19, adjacent with pre-confounding 22 is jet exit 23, all installs preset pieces 21 between these shower nozzles are adjacent.
In the present invention, the object of installing preset pieces 21 is to ensure that each shower nozzle has the concentricity of satisfactory stability.
According to another kind of preferred implementation of the present invention, described cooling system is a kind of cooling system with conventional water leg structure or coil arrangement.
In the present invention, the object of installing cooling system is to ensure shower nozzle in use Stability Analysis of Structures, thus ensures that gasifying reactor is stable, can also ensure that these shower nozzles are not fragile.
According to another kind of preferred implementation of the present invention, the space formed by II level oxygen supply pipeline 1 and slip pipeline 3 forms II level oxygen supply passage; The space formed by slip pipeline 3 and I level oxygen supply pipeline 6 forms slurry channel; The space formed by I level oxygen supply pipeline 6 and II level waste-solution line 9 forms I level oxygen supply passage; The space formed by II level waste-solution line 9 and I level waste solution channel 12 forms waste fluid channel.
In the present invention, described oxygen supply passage is the passage for delivery of oxidizing agent.Described oxygenant is such as with oxygen for main gasifying medium, and water, carbonic acid gas or their mixture are auxiliary gasifying medium.
Described waste fluid channel is the passage for carrying waste liquid, and described waste liquid is such as containing carbohydrate, fat, protein, cellulosic waste liquid.
Described slurry channel is the passage for carrying slip, and described slip is such as the slurry containing coal dust, refinery coke, coke powder, semicoke, coal liquefaction residue and composition thereof.
According to another kind of preferred implementation of the present invention, all form waste fluid channel by the space formed between adjacent N level waste-solution line.
The invention still further relates to described polynary slurry gasifying reactor multi-channel nozzle and produce the purposes in synthetic gas.The slip used when producing synthetic gas is the slurry be made up of coal dust, refinery coke, coke powder, semicoke, coal liquefaction residue or its mixture, and the waste liquid of use is selected from carbohydrate, fat, protein, cellulosic organic solution containing one or more.
Multi-channel nozzle implementation process of the present invention is as follows: first one or more are selected from slurry, hydrocarbon-containiproducts slurry deliver to slip pipeline by slurry inlet, organic waste water is delivered to waste-solution line by waste liquid entrance, described oxygenant is delivered to I level oxygen supply pipeline and II level oxygen supply pipeline by I level oxygen supply entrance and II level oxygen supply entrance simultaneously respectively, slip, organic liquid waste fully mixes with the oxygenant from I level oxygen supply pipeline at pre-confounding 22 and is atomized, aerosol carries out secondary-atomizing with the oxygenant from II level oxygen supply pipeline again, then spray from multi-channel nozzle, then enter in vapourizing furnace, partial oxidation reaction is carried out under temperature 1100 DEG C-1650 DEG C and pressure are the condition of 0.1-20MPa, generate with CO, CO
2and H
2for the synthetic gas of main component.
The feature of multi-channel nozzle of the present invention is as follows:
Multi-channel nozzle of the present invention can process the slurry of multiple hydrocarbon-containiproducts and multiple waste liquid, particularly dangerous organic liquid waste simultaneously.Multi-channel nozzle of the present invention is installed and used in existing syngas reactor, various organic liquid waste can not only be processed efficiently, the synthetic gas of high-quality can also be obtained, thus effectively avoid organic liquid waste to the pollution of environment, great lot of water resources can also be saved simultaneously, therefore, there is obviously economic benefit and social benefit.
[beneficial effect]
The present invention can be used for the multi-channel nozzle of multiple slip and waste liquid gasification, not only can be used for coal water slurry gasification water gas CO+H
2, also reluctant industrial organic waste liquid, waste water can be realized efficiency utilization by gasification reaction.Multi-channel nozzle of the present invention is installed and used in existing syngas reactor, various organic liquid waste can not only be processed efficiently, the synthetic gas of high-quality can also be obtained, thus effectively avoid organic liquid waste to the pollution of environment, great lot of water resources can also be saved simultaneously, therefore, there is obviously economic benefit and social benefit.
[embodiment]
The present invention can be understood better by following embodiment.
Embodiment 1: multi-channel nozzle of the present invention
This multi-channel nozzle comprises the I level waste-solution line 12, II level waste-solution line 9, I level oxygen supply pipeline 6, slip pipeline 3, II level oxygen supply pipeline 1 and the cooling system that configure successively from inside to outside with longitudinal axis overlap mode;
Described I level waste-solution line 12 by be positioned at multi-channel nozzle top I level waste liquid entrance 13, be positioned at I level waste liquid shower nozzle bottom multi-channel nozzle 16 and form with the straight tube that they are coupled together;
Described II level waste-solution line 9 by the II level waste liquid entrance 11 between multi-channel nozzle top and I level oxygen supply inlet duct 7 and II level waste liquid inlet duct 10, be positioned at multi-channel nozzle bottom II level waste liquid shower nozzle 17 and the straight tube that described pipeline and shower nozzle couple together is formed; Described II level waste-solution line 9 is fixed on I level waste-solution line 12 by the flange being positioned at this pipeline straight tube top with coaxial manner;
Described I level oxygen supply pipeline 6 by the I level oxygen supply entrance 8 between II level waste liquid inlet duct 10 and slurry inlet pipeline 4 and I level oxygen supply inlet duct 7, be positioned at multi-channel nozzle bottom I level oxygen supply shower nozzle 18 and the straight tube that described pipeline and shower nozzle couple together is formed; Described I level oxygen supply pipeline 6 is fixed on II level waste-solution line 9 by the flange being positioned at this pipeline straight tube top with coaxial manner;
Described slip pipeline 3 by the slurry inlet 5 between I level oxygen supply inlet duct 7 and II level oxygen supply inlet duct 14 and slurry inlet pipeline 4, be positioned at multi-channel nozzle bottom slurry spray nozzle 19 and the straight tube that described pipeline and shower nozzle couple together is formed; Described slip pipeline 3 is fixed on I level oxygen supply pipeline 6 by the flange being positioned at this pipeline straight tube top with coaxial manner;
Described II level oxygen supply pipeline 1 by the II level oxygen supply entrance 15 between bottom slurry inlet pipeline 4 and multi-channel nozzle and II level oxygen supply inlet duct 14, be positioned at multi-channel nozzle bottom II level oxygen supply shower nozzle 20 and the straight tube that described pipeline and shower nozzle couple together is formed; Described II level oxygen supply pipeline 1 is fixed on slip pipeline 3 by the flange being positioned at this pipeline straight tube top with coaxial manner;
I level waste liquid shower nozzle 16, II level waste liquid shower nozzle 17, I level oxygen supply shower nozzle 18, slurry spray nozzle 19 are a kind of pyramidal structure shower nozzles with II level oxygen supply shower nozzle 20, and its cone angle is 30 °.
Form pre-confounding 22 by I level waste liquid shower nozzle 16, II level waste liquid shower nozzle 17, I level oxygen supply shower nozzle 18, slurry spray nozzle 19 with II level oxygen supply shower nozzle 20, adjacent with pre-confounding 22 is jet exit 23, all installs preset pieces 21 between these shower nozzles are adjacent.
On multi-channel nozzle outside surface between described cooling system is placed in bottom II level oxygen supply inlet duct 14 and multi-channel nozzle; Described cooling system is a kind of cooling system with conventional water leg structure or coil arrangement.
At described multi-channel nozzle lower outside, mounting flange 2 is set.
Embodiment 2: multi-channel nozzle of the present invention
The embodiment of this embodiment and the identical of embodiment 1, just between II level waste liquid inlet duct 10 and I level oxygen supply inlet duct 7, outside II level waste-solution line 9,2 grades of waste-solution line are sequentially coaxially installed according to the structure identical with II level waste-solution line 9 described in embodiment 1 and mounting means.
I level waste liquid shower nozzle 16, II level waste liquid shower nozzle 17, I level oxygen supply shower nozzle 18, slurry spray nozzle 19 are 60 ° with the cone angle of II level oxygen supply shower nozzle 20.
Embodiment 3: multi-channel nozzle of the present invention
The embodiment of this embodiment and the identical of embodiment 1, just between II level waste liquid inlet duct 10 and I level oxygen supply inlet duct 7, outside II level waste-solution line 9,10 grades of waste-solution line are sequentially coaxially installed according to the structure identical with II level waste-solution line 9 described in embodiment 1 and mounting means.
I level waste liquid shower nozzle 16, II level waste liquid shower nozzle 17, I level oxygen supply shower nozzle 18, slurry spray nozzle 19 are 90 ° with the cone angle of II level oxygen supply shower nozzle 20.
Embodiment 4: multi-channel nozzle of the present invention
The embodiment of this embodiment and the identical of embodiment 1, just between II level waste liquid inlet duct 10 and I level oxygen supply inlet duct 7, outside II level waste-solution line 9,5 grades of waste-solution line are sequentially coaxially installed according to the structure identical with II level waste-solution line 9 described in embodiment 1 and mounting means.
I level waste liquid shower nozzle 16, II level waste liquid shower nozzle 17, I level oxygen supply shower nozzle 18, slurry spray nozzle 19 are 45 ° with the cone angle of II level oxygen supply shower nozzle 20.
Embodiment 5: multi-channel nozzle of the present invention
The embodiment of this embodiment and the identical of embodiment 1, just between II level waste liquid inlet duct 10 and I level oxygen supply inlet duct 7, outside II level waste-solution line 9,4 grades of waste-solution line are sequentially coaxially installed according to the structure identical with II level waste-solution line 9 described in embodiment 1 and mounting means.
I level waste liquid shower nozzle 16, II level waste liquid shower nozzle 17, I level oxygen supply shower nozzle 18, slurry spray nozzle 19 are 68 ° with the cone angle of II level oxygen supply shower nozzle 20.
Embodiment 6: multi-channel nozzle of the present invention
The embodiment of this embodiment and the identical of embodiment 1, just between II level waste liquid inlet duct 10 and I level oxygen supply inlet duct 7, outside II level waste-solution line 9,8 grades of waste-solution line are sequentially coaxially installed according to the structure identical with II level waste-solution line 9 described in embodiment 1 and mounting means.
I level waste liquid shower nozzle 16, II level waste liquid shower nozzle 17, I level oxygen supply shower nozzle 18, slurry spray nozzle 19 are 75 ° with the cone angle of II level oxygen supply shower nozzle 20.